Based on this product's specifications, here are some alternatives and similar models
Solder Wire Topex 60% Sn 1 mm 100 g — lead-free content not specified
Summary description:
Solder wire Topex with 60% tin (Sn) composition in 1 mm diameter and 100 g spool. Designed for general soldering tasks on electronics, electrical contacts and small metalwork where a moderate tin content is required. Suitable for manual soldering with soldering irons; provides reliable wetting and mechanical connection for components and wiring. Check flux type separately.